HESI Dental Hygiene Exam 2 latest version (questions and answers)

HESI Dental Hygiene Exam 2 latest version (questions and answers) Under which classification of gingival diseases and conditions is puberty-associated gingivitis found? - CORRECT ANSWER-Plaque-Induced Gingival diseases modified by systemic factors A patient presents with a short, thick lingual frenum that results in limited tongue movement affecting speech. Which is the most likely diagnosis of this condition? - CORRECT ANSWER-Ankyloglossia When is tooth eruption complete? - CORRECT ANSWER-Tooth has made contact with its antagonists in opposing jaw When does mixed dentition begin? - CORRECT ANSWER-Eruption of first permanent tooth How many succedaneous teeth are in permanent dentition? - CORRECT ANSWER-20 The junction of a buccal and lingual triangular ridge is a transverse ridge. The oblique ridge of a maxillary molar is an example of a transverse ridge. - CORRECT ANSWERThe first statement is true and the second is false Which factor makes aging enamel less susceptible to caries? - CORRECT ANSWERreduced permeability Which groove is the most identifying characteristic of a three-cusp mandibular second premolar? - CORRECT ANSWER-Distolingual Which is true regarding the height of contour? - CORRECT ANSWER-Greatest elevation of tooth either incisocervically or occlusocervically How many primary and permanent teeth are typically present in an eight yr old child? - CORRECT ANSWER-14 primary; 10 permanent Which describes the junction of two surfaces of a crown? - CORRECT ANSWER-line angle Which G.V. Black classification involves the proximal surfaces of anterior teeth including the incised edge or angle? - CORRECT ANSWER-IV Which ridge is a unique characteristic of permanent maxillary molars? - CORRECT ANSWER-Oblique Which division of the fifth cranial nerve innervates the temporomandibular joint? - CORRECT ANSWER-Mandibular Facial paralysis can result from damage to the motor neurons of which cranial nerve? - CORRECT ANSWER-VII Which is the target area for the inferior alveolar nerve block? - CORRECT ANSWERmandibular foramen on medial surface of mandible Which salivary gland is encapsulated? - CORRECT ANSWER-Sublingual Which type of joint is the temporomandibular? - CORRECT ANSWER-Synovial Which peripheral nervous system and subdivision are responsible for a shutdown of salivary gland secretion? - CORRECT ANSWER-autonomic; sympathetic Destroyed enamel cannot reform since the cells that formed it no longer exist. Cavitated enamel can repair itself by the incorporation of calcium and phosphate ions from saliva? - CORRECT ANSWER-First statement is true second statement is false Which bacterium is most important in causing the progression of carious lesions? - CORRECT ANSWER-Aciduric Anaerobe bacteria - CORRECT ANSWER-grow only in the absence of oxygen Which bacterial structure interferes with phagocytosis? - COR